A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts nesoi, of compressors other than refrigerating and air conditioning compressors
NSN 5910-01-534-2027
NSN 6110-01-233-0292
NSN 5999-00-756-0839
NSN 5975-01-582-6153
NSN 6645-00-121-7566
NSN 6130-01-212-3445
NSN 5910-01-455-4903
NSN 6685-01-106-3210
NSN 5915-01-202-8195
NSN 4140-01-431-4330
NSN 5935-00-899-6078
NSN 6110-01-269-7633